Solicitação de exame técnico
#4.1
09/27/1988
RPI 936
Application data
Number
PI8604026Type
Filing
Publication
The letters patent expired on 07/22/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 09/27/1988. We update with every new RPI gazette, published weekly.
Applicants
Outokumpu Oy
FI
Inventors
V. S. (pessoa física)
FI
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
09/27/1988
RPI 936
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04/26/1988
RPI 914
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Patente extinta em 14/08/2001
07/22/2008
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11/30/1993
RPI 1200
#13.1
08/17/1993
RPI 1185
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04/20/1993
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